//-----------------------------------------------------------------------------
// Name: CStreamingSound::HandleWaveStreamNotification()
// Desc: Handle the notification that tell us to put more wav data in the
// circular buffer
//-----------------------------------------------------------------------------
HRESULT CStreamingSound::HandleWaveStreamNotification()
{
HRESULT hr;
//DWORD dwCurrentPlayPos;
//DWORD dwPlayDelta;
//DWORD dwBytesWrittenToBuffer;
//VOID* pDSLockedBuffer = NULL;
//VOID* pDSLockedBuffer2 = NULL;
//DWORD dwDSLockedBufferSize;
//DWORD dwDSLockedBufferSize2;
if( m_pDSB == NULL )
return CO_E_NOTINITIALIZED;
// Restore the buffer if it was lost
BOOL bRestored;
if( FAILED( hr = RestoreBuffer( &bRestored ) ) )
return DXTRACE_ERR( TEXT("RestoreBuffer"), hr );
if( bRestored )
hr = FillBufferWithSound( TRUE ); //full it with data as it's restored
else
hr = FillBufferWithSound(FALSE); // add one frame into it for play
// The buffer was restored, so we need to fill it with new data
if( FAILED( hr) )
return DXTRACE_ERR( TEXT("FillBufferWithSound"), hr );
return S_OK;
}
HRESULT DDuplexAudio::HandleRenderNotification(void)
{
HRESULT hr;
BOOL bRestored;
if( FAILED( hr = RestoreBuffer( &bRestored ) ) )
return hr;
if( bRestored )
hr = FillBufferWithSound( TRUE ); //full it with data as it's restored
else
hr = FillBufferWithSound(FALSE); // add one frame into it for play
return hr;
}
//-----------------------------------------------------------------------------
// Name: CDSStreamingSound::Reset()
// Desc: Resets the sound so it will begin playing at the beginning
//-----------------------------------------------------------------------------
HRESULT CDSStreamingSound::Reset()
{
HRESULT hr;
if (!m_apDSBuffer[0] || !m_pWaveFile) return CO_E_NOTINITIALIZED;
m_dwLastPlayPos = 0;
m_dwPlayProgress = 0;
m_dwNextWriteOffset = 0;
m_dwTriggerWriteOffset = m_dwDSBufferSize - m_dwNotifySize;
m_bFillNextNotificationWithSilence = FALSE;
stopCount = 0;
// Restore the buffer if it was lost
BOOL bRestored;
if (FAILED(hr = RestoreBuffer(m_apDSBuffer[0], &bRestored)))
return DXTRACE_ERR(TEXT("RestoreBuffer"), hr);
if (bRestored)
if (FAILED(hr = FillBufferWithSound(m_apDSBuffer[0], FALSE)))
return DXTRACE_ERR(TEXT("FillBufferWithSound"), hr);
m_pWaveFile->Reset();
return m_apDSBuffer[0]->SetCurrentPosition(0L);
}
/*
===============
idAudioBufferWIN32::Play
Desc: Plays the sound using voice management flags. Pass in DSBPLAY_LOOPING
in the dwFlags to loop the sound
===============
*/
int idAudioBufferWIN32::Play(dword dwPriority, dword dwFlags)
{
int hr;
bool bRestored;
if (m_apDSBuffer == NULL) {
return -1;
}
// Restore the buffer if it was lost
if (FAILED(hr = RestoreBuffer(m_apDSBuffer, &bRestored))) {
common->Error(TEXT("RestoreBuffer"), hr);
}
if (bRestored) {
// The buffer was restored, so we need to fill it with new data
if (FAILED(hr = FillBufferWithSound(m_apDSBuffer, false))) {
common->Error(TEXT("FillBufferWithSound"), hr);
}
// Make DirectSound do pre-processing on sound effects
Reset();
}
m_apDSBuffer->Play(0, dwPriority, dwFlags);
return 0;
}
//-----------------------------------------------------------------------------
// Name: CStreamingSound::Reset()
// Desc: Resets the sound so it will begin playing at the beginning
//-----------------------------------------------------------------------------
HRESULT CStreamingSound::Reset()
{
HRESULT hr;
if( m_apDSBuffer[0] == NULL || m_pWaveFile == NULL )
return CO_E_NOTINITIALIZED;
m_dwLastPlayPos = 0;
m_dwPlayProgress = 0;
m_dwNextWriteOffset = 0;
m_bFillNextNotificationWithSilence = FALSE;
// Restore the buffer if it was lost
BOOL bRestored;
if( FAILED( hr = RestoreBuffer( m_apDSBuffer[0], &bRestored ) ) )
return DXTRACE_ERR( TEXT("RestoreBuffer"), hr );
if( bRestored )
{
// The buffer was restored, so we need to fill it with new data
if( FAILED( hr = FillBufferWithSound( m_apDSBuffer[0], FALSE ) ) )
return DXTRACE_ERR( TEXT("FillBufferWithSound"), hr );
}
m_pWaveFile->ResetFile();
return m_apDSBuffer[0]->SetCurrentPosition( 0L );
}
//-----------------------------------------------------------------------------
// Name: CSound::Play()
// Desc: Plays the sound using voice management flags. Pass in DSBPLAY_LOOPING
// in the dwFlags to loop the sound
//-----------------------------------------------------------------------------
HRESULT CSound::Play( DWORD dwPriority, DWORD dwFlags )
{
HRESULT hr;
BOOL bRestored;
if( m_apDSBuffer == NULL )
return CO_E_NOTINITIALIZED;
LPDIRECTSOUNDBUFFER pDSB = GetFreeBuffer();
if( pDSB == NULL )
return DXTRACE_ERR( TEXT("GetFreeBuffer"), E_FAIL );
// Restore the buffer if it was lost
if( FAILED( hr = RestoreBuffer( pDSB, &bRestored ) ) )
return DXTRACE_ERR( TEXT("RestoreBuffer"), hr );
if( bRestored )
{
// The buffer was restored, so we need to fill it with new data
if( FAILED( hr = FillBufferWithSound( pDSB, FALSE ) ) )
return DXTRACE_ERR( TEXT("FillBufferWithSound"), hr );
// Make DirectSound do pre-processing on sound effects
Reset();
}
return pDSB->Play( 0, dwPriority, dwFlags );
}
//-----------------------------------------------------------------------------
// Name: CDSSound::Play()
// Desc: Plays the sound using voice management flags. Pass in DSBPLAY_LOOPING
// in the dwFlags to loop the sound
//-----------------------------------------------------------------------------
HRESULT CDSSound::Play(DWORD dwPriority, DWORD dwFlags, LONG lVolume, LONG lFrequency, LONG lPan, DWORD& outIndex)
{
HRESULT hr;
BOOL bRestored;
if (m_apDSBuffer == NULL)
return CO_E_NOTINITIALIZED;
LPDIRECTSOUNDBUFFER pDSB = GetFreeBuffer(outIndex);
if (pDSB == NULL)
return DXTRACE_ERR(TEXT("GetFreeBuffer"), E_FAIL);
// Restore the buffer if it was lost
if (FAILED(hr = RestoreBuffer(pDSB, &bRestored)))
return DXTRACE_ERR(TEXT("RestoreBuffer"), hr);
if (bRestored)
{
// The buffer was restored, so we need to fill it with new data
if (FAILED(hr = FillBufferWithSound(pDSB, FALSE)))
return DXTRACE_ERR(TEXT("FillBufferWithSound"), hr);
}
if (m_dwCreationFlags & DSBCAPS_CTRLVOLUME) pDSB->SetVolume(lVolume);
if (lFrequency != -1 && (m_dwCreationFlags & DSBCAPS_CTRLFREQUENCY))
pDSB->SetFrequency(lFrequency);
if (m_dwCreationFlags & DSBCAPS_CTRLPAN) pDSB->SetPan(lPan);
pDSB->SetCurrentPosition(0);
return pDSB->Play(0, dwPriority, dwFlags);
}
bool CN3SndObj::Create(const std::string& szFN, e_SndType eType)
{
if(NULL == s_lpDS) return false;
if(SNDTYPE_2D != eType && SNDTYPE_3D != eType) return false;
if(m_lpDSBuff) this->Init();
CWaveFile WaveFile;
HRESULT hr = WaveFile.Open(szFN.c_str(), NULL, 1); //#define WAVEFILE_READ 1
if(FAILED(hr))
{
#ifdef _N3GAME
if(!szFN.empty()) CLogWriter::Write("CN3SndEng::LoadSource - WaveFile Open Failed.. (%s)", szFN.c_str());
#endif
return false;
}
DSBUFFERDESC dsbd;
ZeroMemory( &dsbd, sizeof(DSBUFFERDESC) );
dsbd.dwSize = sizeof(DSBUFFERDESC);
dsbd.dwBufferBytes = WaveFile.GetSize();
dsbd.lpwfxFormat = WaveFile.m_pwfx;
if(SNDTYPE_2D == eType) // 2D 음원
{
dsbd.dwFlags = DSBCAPS_CTRLVOLUME; // | DSBCAPS_STATIC;
}
else if(SNDTYPE_3D == eType) //3D 음원..
{
dsbd.dwFlags = DSBCAPS_CTRL3D | DSBCAPS_MUTE3DATMAXDISTANCE; // | DSBCAPS_STATIC;
dsbd.guid3DAlgorithm = DS3DALG_HRTF_LIGHT;
}
hr = s_lpDS->CreateSoundBuffer( &dsbd, &m_lpDSBuff, NULL );
if(FAILED(hr))
{
#ifdef _N3GAME
CLogWriter::Write("CN3SndObj::Create - CreateSoundBuffer Failed.. (%)", szFN.c_str());
#endif
return false;
}
if(!FillBufferWithSound(&WaveFile))
{
#ifdef _N3GAME
CLogWriter::Write("CN3SndObj::Create - FillBufferWithSound Failed.. (%)", szFN.c_str());
#endif
return false;
}
m_lpDSBuff->SetCurrentPosition(0);
if(SNDTYPE_3D == eType) //3D 음원..
if(S_OK != m_lpDSBuff->QueryInterface(IID_IDirectSound3DBuffer, (VOID**)(&m_lpDS3DBuff)))
return false;
m_szFileName = szFN; // 파일 이름을 기록한다..
s_bNeedDeferredTick = true; // 3D Listener CommitDeferredSetting
return true;
}
/*
===============
idAudioBufferWIN32::idAudioBuffer
===============
*/
idAudioBufferWIN32::idAudioBufferWIN32( LPDIRECTSOUNDBUFFER apDSBuffer, dword dwDSBufferSize, idWaveFile* pWaveFile ) {
m_apDSBuffer = apDSBuffer;
m_dwDSBufferSize = dwDSBufferSize;
m_pWaveFile = pWaveFile;
if (pWaveFile) {
FillBufferWithSound( m_apDSBuffer, false );
m_apDSBuffer->SetCurrentPosition(0);
}
}
//-----------------------------------------------------------------------------
// Name: CDSSound::CDSSound()
// Desc: Constructs the class
//-----------------------------------------------------------------------------
CDSSound::CDSSound(LPDIRECTSOUNDBUFFER* apDSBuffer, DWORD DSBufferSize,
DWORD dwNumBuffers, Audio::CAudioFile* pWaveFile, DWORD dwCreationFlags)
{
m_apDSBuffer = new LPDIRECTSOUNDBUFFER[dwNumBuffers];
n_assert(m_apDSBuffer);
for (DWORD i = 0; i < dwNumBuffers; ++i)
m_apDSBuffer[i] = apDSBuffer[i];
m_dwDSBufferSize = DSBufferSize;
m_dwNumBuffers = dwNumBuffers;
m_pWaveFile = pWaveFile;
m_dwCreationFlags = dwCreationFlags;
FillBufferWithSound(m_apDSBuffer[0], FALSE);
}
//-----------------------------------------------------------------------------
// Name: CSound::Play3D()
// Desc: Plays the sound using voice management flags. Pass in DSBPLAY_LOOPING
// in the dwFlags to loop the sound
//-----------------------------------------------------------------------------
HRESULT CSound::Play3D( LPDS3DBUFFER p3DBuffer, DWORD dwPriority, DWORD dwFlags, LONG lFrequency )
{
HRESULT hr;
BOOL bRestored;
DWORD dwBaseFrequency;
if( m_apDSBuffer == NULL )
return CO_E_NOTINITIALIZED;
IDirectSoundBuffer* pDSB = GetFreeBuffer();
if( pDSB == NULL )
return DXTRACE_ERR( TEXT("GetFreeBuffer"), E_FAIL );
// Restore the buffer if it was lost
if( FAILED( hr = RestoreBuffer( pDSB, &bRestored ) ) )
return DXTRACE_ERR( TEXT("RestoreBuffer"), hr );
if( bRestored )
{
// The buffer was restored, so we need to fill it with new data
if( FAILED( hr = FillBufferWithSound( pDSB, FALSE ) ) )
return DXTRACE_ERR( TEXT("FillBufferWithSound"), hr );
}
if( m_dwCreationFlags & DSBCAPS_CTRLFREQUENCY )
{
pDSB->GetFrequency( &dwBaseFrequency );
pDSB->SetFrequency( dwBaseFrequency + lFrequency );
}
// QI for the 3D buffer
IDirectSound3DBuffer* pDS3DBuffer;
hr = pDSB->QueryInterface( IID_IDirectSound3DBuffer, (VOID**) &pDS3DBuffer );
if( SUCCEEDED( hr ) )
{
hr = pDS3DBuffer->SetAllParameters( p3DBuffer, DS3D_IMMEDIATE );
if( SUCCEEDED( hr ) )
{
hr = pDSB->Play( 0, dwPriority, dwFlags );
}
pDS3DBuffer->Release();
}
return hr;
}
//-----------------------------------------------------------------------------
// Name: CSound::CSound()
// Desc: Constructs the class
//-----------------------------------------------------------------------------
CSound::CSound( LPDIRECTSOUNDBUFFER* apDSBuffer, DWORD dwDSBufferSize,
DWORD dwNumBuffers, CPCMFile* CPCMFile )
{
DWORD i;
m_apDSBuffer = new LPDIRECTSOUNDBUFFER[dwNumBuffers];
for( i=0; i<dwNumBuffers; i++ )
m_apDSBuffer[i] = apDSBuffer[i];
m_dwDSBufferSize = dwDSBufferSize;
m_dwNumBuffers = dwNumBuffers;
m_pPCMFile = CPCMFile;
FillBufferWithSound( m_apDSBuffer[0], FALSE );
// Make DirectSound do pre-processing on sound effects
for( i=0; i<dwNumBuffers; i++ )
m_apDSBuffer[i]->SetCurrentPosition(0);
}
//-----------------------------------------------------------------------------
// Name: CSound::CSound()
// Desc: Constructs the class
//-----------------------------------------------------------------------------
CSound::CSound( LPDIRECTSOUNDBUFFER* apDSBuffer, DWORD dwDSBufferSize,
DWORD dwNumBuffers, CWaveFile* pWaveFile, DWORD dwCreationFlags )
{
DWORD i;
m_apDSBuffer = new LPDIRECTSOUNDBUFFER[dwNumBuffers];
if( NULL != m_apDSBuffer )
{
for( i=0; i<dwNumBuffers; i++ )
m_apDSBuffer[i] = apDSBuffer[i];
m_dwDSBufferSize = dwDSBufferSize;
m_dwNumBuffers = dwNumBuffers;
m_pWaveFile = pWaveFile;
m_dwCreationFlags = dwCreationFlags;
FillBufferWithSound( m_apDSBuffer[0], FALSE );
}
}
//-----------------------------------------------------------------------------
// Name: CDSSound::Play3D()
// Desc: Plays the sound using voice management flags. Pass in DSBPLAY_LOOPING
// in the dwFlags to loop the sound
//-----------------------------------------------------------------------------
HRESULT CDSSound::Play3D(LPDS3DBUFFER p3DBuffer, DWORD dwPriority, DWORD dwFlags, LONG lVolume, LONG lFrequency, DWORD& outIndex)
{
HRESULT hr;
BOOL bRestored;
DWORD dwBaseFrequency;
if (!m_apDSBuffer) return CO_E_NOTINITIALIZED;
LPDIRECTSOUNDBUFFER pDSB = GetFreeBuffer(outIndex);
if (!pDSB) return DXTRACE_ERR(TEXT("GetFreeBuffer"), E_FAIL);
// Restore the buffer if it was lost
if (FAILED(hr = RestoreBuffer(pDSB, &bRestored)))
return DXTRACE_ERR(TEXT("RestoreBuffer"), hr);
if (bRestored)
if (FAILED(hr = FillBufferWithSound(pDSB, FALSE)))
return DXTRACE_ERR(TEXT("FillBufferWithSound"), hr);
if (m_dwCreationFlags & DSBCAPS_CTRLFREQUENCY)
{
pDSB->GetFrequency(&dwBaseFrequency);
pDSB->SetFrequency(dwBaseFrequency + lFrequency);
}
if (m_dwCreationFlags & DSBCAPS_CTRLVOLUME) pDSB->SetVolume(lVolume);
// QI for the 3D buffer
LPDIRECTSOUND3DBUFFER pDS3DBuffer;
hr = pDSB->QueryInterface(IID_IDirectSound3DBuffer, (VOID**) &pDS3DBuffer);
if (SUCCEEDED(hr))
{
hr = pDS3DBuffer->SetAllParameters(p3DBuffer, DS3D_IMMEDIATE);
if (SUCCEEDED(hr))
{
hr = pDSB->SetCurrentPosition(0);
hr = pDSB->Play(0, dwPriority, dwFlags);
}
pDS3DBuffer->Release();
}
return hr;
}
//-----------------------------------------------------------------------------
// Name: CSound::CSound()
// Desc: Constructs the class
//-----------------------------------------------------------------------------
CSound::CSound( IDirectSoundBuffer** apDSBuffer, DWORD dwDSBufferSize,
DWORD dwNumBuffers, CWaveFile* pWaveFile, DWORD dwCreationFlags )
{
DWORD i;
if( dwNumBuffers <= 0 )
return;
m_apDSBuffer = new IDirectSoundBuffer*[dwNumBuffers];
if( NULL != m_apDSBuffer )
{
for( i=0; i<dwNumBuffers; i++ )
m_apDSBuffer[i] = apDSBuffer[i];
m_dwDSBufferSize = dwDSBufferSize;
m_dwNumBuffers = dwNumBuffers;
m_pWaveFile = pWaveFile;
m_dwCreationFlags = dwCreationFlags;
FillBufferWithSound( m_apDSBuffer[0], FALSE );
}
}
// ////////////////////////////////////////////////////////////////////
//
// ////////////////////////////////////////////////////////////////////
bool DirectSound8AudioBuffer::VOnRestore()
{
HRESULT hr;
BOOL bRestored;
// Restore the buffer if it was lost
if(FAILED(hr = RestoreBuffer(&bRestored))) {
GF_LOG_TRACE_ERR("DirectSound8AudioBuffer::VOnRestore()", "Failed to restore the buffer");
return (false);
}
if(bRestored) {
// The buffer was restored, so we need to fill it with new data
if(FAILED(hr = FillBufferWithSound())) {
GF_LOG_TRACE_ERR("DirectSound8AudioBuffer::VOnRestore()", "Failed to fill the buffer with sound");
return (false);
}
} else {
GF_LOG_TRACE_ERR("DirectSound8AudioBuffer::VOnRestore()", "Failed to restore the buffer so cannot fill it with sound");
}
return (true);
}
// ////////////////////////////////////////////////////////////////////
//
// ////////////////////////////////////////////////////////////////////
DirectSound8AudioBuffer::DirectSound8AudioBuffer(LPDIRECTSOUNDBUFFER sample, shared_ptr<SoundResHandle> resource)\
:
AudioBuffer(resource), m_Sample(sample)
{
FillBufferWithSound();
}
//-----------------------------------------------------------------------------
// Name: CDSStreamingSound::HandleWaveStreamNotification()
// Desc: Handle the notification that tells us to put more wav data in the
// circular buffer
//-----------------------------------------------------------------------------
HRESULT CDSStreamingSound::HandleWaveStreamNotification(BOOL bLoopedPlay)
{
if (!m_apDSBuffer || !m_pWaveFile) return CO_E_NOTINITIALIZED;
HRESULT hr;
DWORD dwCurrentPlayPos;
DWORD dwPlayDelta;
DWORD dwBytesWrittenToBuffer;
VOID* pDSLockedBuffer = NULL;
VOID* pDSLockedBuffer2 = NULL;
DWORD dwDSLockedBufferSize;
DWORD dwDSLockedBufferSize2;
// Restore the buffer if it was lost
BOOL bRestored;
if (FAILED(hr = RestoreBuffer(m_apDSBuffer[0], &bRestored)))
return DXTRACE_ERR(TEXT("RestoreBuffer"), hr);
if (bRestored)
{
// The buffer was restored, so we need to fill it with new data
if (FAILED(hr = FillBufferWithSound(m_apDSBuffer[0], FALSE)))
return DXTRACE_ERR(TEXT("FillBufferWithSound"), hr);
return S_OK;
}
// Lock the DirectSound buffer
if (FAILED(hr = m_apDSBuffer[0]->Lock(m_dwNextWriteOffset, m_dwNotifySize,
&pDSLockedBuffer, &dwDSLockedBufferSize,
&pDSLockedBuffer2, &dwDSLockedBufferSize2, 0L)))
return DXTRACE_ERR(TEXT("Lock"), hr);
// m_dwDSBufferSize and m_dwNextWriteOffset are both multiples of m_dwNotifySize,
// it should the second buffer, so it should never be valid
if (pDSLockedBuffer2) return E_UNEXPECTED;
WORD BitsPerSample = m_pWaveFile->GetFormat()->wBitsPerSample;
if (!m_bFillNextNotificationWithSilence)
{
dwBytesWrittenToBuffer = m_pWaveFile->Read((char*) pDSLockedBuffer, dwDSLockedBufferSize);
}
else
{
// Fill the DirectSound buffer with silence
this->stopCount++;
FillMemory(pDSLockedBuffer, dwDSLockedBufferSize,
(BYTE)(BitsPerSample == 8 ? 128 : 0));
dwBytesWrittenToBuffer = dwDSLockedBufferSize;
}
// If the number of bytes written is less than the
// amount we requested, we have a short file.
if (dwBytesWrittenToBuffer < dwDSLockedBufferSize)
{
if (!bLoopedPlay)
{
// Fill in silence for the rest of the buffer.
FillMemory((BYTE*) pDSLockedBuffer + dwBytesWrittenToBuffer,
dwDSLockedBufferSize - dwBytesWrittenToBuffer,
(BYTE)(BitsPerSample == 8 ? 128 : 0));
// Any future notifications should just fill the buffer with silence
m_bFillNextNotificationWithSilence = TRUE;
}
else
{
// We are looping, so reset the file and fill the buffer with wav data
DWORD dwReadSoFar = dwBytesWrittenToBuffer; // From previous call above.
while (dwReadSoFar < dwDSLockedBufferSize)
{
// This will keep reading in until the buffer is full (for very short files).
m_pWaveFile->Reset();
dwBytesWrittenToBuffer = m_pWaveFile->Read((char*)pDSLockedBuffer + dwReadSoFar,
dwDSLockedBufferSize - dwReadSoFar);
n_assert(dwBytesWrittenToBuffer > 0);
dwReadSoFar += dwBytesWrittenToBuffer;
}
}
}
// Unlock the DirectSound buffer
m_apDSBuffer[0]->Unlock(pDSLockedBuffer, dwDSLockedBufferSize, NULL, 0);
// Figure out how much data has been played so far. When we have played
// past the end of the file, we will either need to start filling the
// buffer with silence or starting reading from the beginning of the file,
// depending if the user wants to loop the sound
if (FAILED(hr = m_apDSBuffer[0]->GetCurrentPosition(&dwCurrentPlayPos, NULL)))
return DXTRACE_ERR(TEXT("GetCurrentPosition"), hr);
// Check to see if the position counter looped
if (dwCurrentPlayPos < m_dwLastPlayPos)
dwPlayDelta = (m_dwDSBufferSize - m_dwLastPlayPos) + dwCurrentPlayPos;
else
dwPlayDelta = dwCurrentPlayPos - m_dwLastPlayPos;
m_dwPlayProgress += dwPlayDelta;
m_dwLastPlayPos = dwCurrentPlayPos;
// If we are now filling the buffer with silence, then we have found the end so
// check to see if the entire sound has played, if it has then stop the buffer.
if (m_bFillNextNotificationWithSilence)
{
// We don't want to cut off the sound before it's done playing.
if (m_dwPlayProgress >= (DWORD)m_pWaveFile->GetSize())
m_apDSBuffer[0]->Stop();
}
// Update where the buffer will lock (for next time)
m_dwNextWriteOffset += dwDSLockedBufferSize;
m_dwTriggerWriteOffset = m_dwNextWriteOffset - m_dwNotifySize;
m_dwNextWriteOffset %= m_dwDSBufferSize; // Circular buffer
m_dwTriggerWriteOffset %= m_dwDSBufferSize;
return S_OK;
}
void DDuplexAudio::Execute(Thread::Arg arg)
{
DWORD dwResult;
HRESULT hr;
LOGINFO("DDuplexAudio Starting up ...");
ResetCapture();
ResetPlay();
FillBufferWithSound(TRUE); //full it first with silence first.
if (FAILED(hr = StartCapture()) || FAILED(hr = StartPlay()))
{
LOGWARNING("DDuplexAudio::Execute:Failed to start Capturing or Playing,shutting down...");
Shutdown();
}
while (!_is_shutdown_requested)
{
dwResult = MsgWaitForMultipleObjects( 2, &_events[0],
FALSE, INFINITE, QS_ALLEVENTS );
switch( dwResult )
{
case WAIT_OBJECT_0 + 0:
// rendering notification is signaled
// This means that DirectSound just finished playing
// a piece of the buffer, so we need to fill the circular
// buffer with new sound from the wav file
if( FAILED( hr = HandleRenderNotification() ) )
{
//DXTRACE_ERR( TEXT("RecordCapturedData"), hr );
//MessageBox( NULL, TEXT("Error handling DirectSound notifications. Sample will now exit."), TEXT("DirectSound Sample"),
// MB_OK | MB_ICONERROR );
LOGDEBUG("DDuplexAudio::Execute:Failed to HandleRenderNotification,shutting down...");
_is_shutdown_requested = TRUE;
}
break;
case WAIT_OBJECT_0 + 1:
// capturing notification is signaled
// This means that DirectSound just finished capturing
// a piece of the buffer, so we can copy the captured data from the recorder buffer.
if( FAILED( hr = HandleCaptureNotification() ) )
{
//DXTRACE_ERR( TEXT("RecordCapturedData"), hr );
//MessageBox( NULL, TEXT("Error handling DirectSound notifications. Sample will now exit."), TEXT("DirectSound Sample"),
// MB_OK | MB_ICONERROR );
LOGDEBUG("DDuplexAudio::Execute:Failed to HandleCaptureNotification,shutting down...");
_is_shutdown_requested = TRUE;
}
break;
case WAIT_OBJECT_0 + 2:
//// Windows messages are available
//while( PeekMessage( &msg, NULL, 0, 0, PM_REMOVE ) )
//{
// if( !IsDialogMessage( hDlg, &msg ) )
// {
// TranslateMessage( &msg );
// DispatchMessage( &msg );
// }
// if( msg.message == WM_QUIT )
// bDone = TRUE;
default :
break;
}
}
StopCapture();
StopPlay();
LOGINFO("DDuplexAudio shutdowned.");
}